(navigation image)
Home American Libraries | Canadian Libraries | Universal Library | Community Texts | Project Gutenberg | Children's Library | Biodiversity Heritage Library | Additional Collections
Search: Advanced Search
Anonymous User (login or join us)
Upload
See other formats

Full text of "Before the Board of Supervisors of the County of San Joaquin? State of California."

BBF0H3 TOT? EOAPJD OF STJEBilVISuHS OF TKP1 COUNTY 
OF SA.g 2Q\.(\UIu? I F CALIFORNIA. 

ojo 

1x4 mi MATT3B OF LIaBR*- ?HO!H^TIO^ DISTRICT OF SAiJ JOAQTTIiM COUNTY. 

To the Honorable Board o: i rvisors 

of the Count v of 2a*- Jjoaquin, 
Ctate of California. 

Gentlemen: 

Having been apnointed and employed by you to make certain 

surveys, maps , plans and speed fications relating to proposed 

improvements for the protection of linden ^ro^ection District 
this coming season, T "beg to report that 1 have made said sur- 
veys, maps, plans and specifier; tions and especially recommend 
as follows : - 

1st. She raising a*d rebuilding of entire levee from west 
end of Highway work on Robertson Place to the Flood Bridge to 
conform to grade and plan as shown on accompanying profile and 
map, 27,595 cubic yards , ? 20, i $&,5l9.00 

2nd. Blasting hardpan as indicated on map between sta- 
tions 2.5 and 50 . 750.00 

In doinp: this vwo rk it will be necessary to drive 
holes to 2/3 the depth of hardpan thickness, not more than 6 feet 
apart and placed from 4 to 1 stick of Giant -Gelatine. \ strip of 
18 feet in width should be removed or shaken loose from center or 
■ r the center of Channel* 

3rd. Removing jetties of bank by blasting from points 

as shown on accompanying map approximating 2000 feet at 25/' j, 

lineal foot 500. CD 

In doing this work it will be necessary to bore 

hales about 12 feet back from bank and about 20 feet apart, _ 

--{5-7B9. 



I 



#2- Brought forward £6769,00 

using sufficient powder to Craak the dirt to the efface of ba-k. 

4th. 1000 lineal feet of brush mattress at 50^ tier lineal 

foot * 



500.00 



This brush mattress should he well wired and weighted 
with concrete Ingk sunk in the harapau and each separate stretch 
of mattress anchored to an extra heavy weight at up stream o^d, 
"^ach new niece of work or where fresh ernhankmen t is exposed t o 
turn of current, should ho nrotect^d by this rnattress, 

5th. 1320 feet of Levee on line between h T- T 4 Hunt and 
We it her ly "Place on Oalaveran giver 3300 ^ards *rt 10 v a yard 330.00 

^his Levee will 1 e raised to an elevation o^ 2 feet 
above bank of River and should : tave an 3 f oct crown, with slopes 
of/ ^2 to 1 and 2 to 1. 

6th, 600 feet of brush mattress work on Calaveras River 
at Miller Place 600.00 

This rnattress work v/ill bo laid and anchored as 

above advised „ 

7th. Superindendance and engineering at 5% of the above 408. GD 

Would also call your attention to the fact that the 

greater portion of this Levee is infested with squirrels and 

e;onherr> would esneoia"! 1 y recommend that this matter be looked 

after very carefully and that *>100 be set aside for their 

i no nf> 

externi-nation • LUU ' 



TO^T., ^8707.00 

Vo ry re s np c t f ul ly s ubmi t ted, 

t 3 is • 




Digitized by the Internet Archive 

in 2013 






http://archive.org/details/beforeboardofsup00geor_1 



lii-Jii , t loii dictriq! 



TBi«GIi«5?BRS IMPORT FOE Y3A3 

i9i:.. 
gno; 7. D'ROAIf?TIR c :T,CJ 



RecehtedsFSea 

GOT J 1911 




*X2 \ Q